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1Z0-819 · Question #199

1Z0-819 Question #199: Real Exam Question with Answer & Explanation

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Question

You want to implement the jav MyPersistenceData class so that it can be serialized and deserialized into a file. Which interface and methods would you implement?```java public class MyPersistenceData { String str; public void methodA() { System.out.println("methodA"); } }

Options

  • AIo, serializable interface to the MyPersistenceData class.
  • BThe serializable interface.
  • CThe readExternal and writeExternal method
  • DThe writeObject method
  • ENothing!

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